What is a Language package?
Provide language localization on application basis. They do not need to be instantiated in order to be used. If you attempt to uninstall a language package that is used by a master page, the uninstall job will fail with an error. The package includes an XML file with keyresource pairs in it. They could be partially customized be overwriting the pairs from the corresponding page in the Builder's section.
- Creating UI package from blank
- Customizing existing